/*! \brief RESTART command handler
*
* \param source_p Pointer to allocated Client struct from which the message
* originally comes from. This can be a local or remote client.
* \param parc Integer holding the number of supplied arguments.
* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
* pointers.
* \note Valid arguments for this command are:
* - parv[0] = command
* - parv[1] = server name
*/
static int
mo_restart(struct Client *source_p, int parc, char *parv[])
{
char buf[IRCD_BUFSIZE] = "";
const char *const name = parv[1];
if (!HasOFlag(source_p, OPER_FLAG_RESTART))
{
sendto_one_numeric(source_p, &me, ERR_NOPRIVS, "restart");
return 0;
}
if (EmptyString(name))
{
sendto_one_notice(source_p, &me, ":Need server name /restart %s", me.name);
return 0;
}
if (irccmp(name, me.name))
{
sendto_one_notice(source_p, &me, ":Mismatch on /restart %s", me.name);
return 0;
}
snprintf(buf, sizeof(buf), "received RESTART command from %s",
get_client_name(source_p, HIDE_IP));
server_die(buf, 1);
return 0;
}
/*! \brief DIE command handler
*
* \param source_p Pointer to allocated Client struct from which the message
* originally comes from. This can be a local or remote client.
* \param parc Integer holding the number of supplied arguments.
* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
* pointers.
* \note Valid arguments for this command are:
* - parv[0] = command
* - parv[1] = server name
*/
static int
mo_die(struct Client *source_p, int parc, char *parv[])
{
char buf[IRCD_BUFSIZE] = "";
if (!HasOFlag(source_p, OPER_FLAG_DIE))
{
sendto_one_numeric(source_p, &me, ERR_NOPRIVS, "die");
return 0;
}
if (parc < 2 || EmptyString(parv[1]))
{
sendto_one_notice(source_p, &me, ":Need server name /die %s", me.name);
return 0;
}
if (irccmp(parv[1], me.name))
{
sendto_one_notice(source_p, &me, ":Mismatch on /die %s", me.name);
return 0;
}
snprintf(buf, sizeof(buf), "received DIE command from %s",
get_client_name(source_p, HIDE_IP));
server_die(buf, 0);
return 0;
}
/*
* mo_restart
*
*/
static void
mo_restart(struct Client *client_p, struct Client *source_p,
int parc, char *parv[])
{
char buf[IRCD_BUFSIZE];
if (!IsOperDie(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "restart");
return;
}
if (EmptyString(parv[1]))
{
sendto_one(source_p, ":%s NOTICE %s :Need server name /restart %s",
me.name, source_p->name, me.name);
return;
}
if (irccmp(parv[1], me.name))
{
sendto_one(source_p, ":%s NOTICE %s :Mismatch on /restart %s",
me.name, source_p->name, me.name);
return;
}
ircsprintf(buf, "received RESTART command from %s",
get_oper_name(source_p));
server_die(buf, YES);
}
static void sigterm_callback(struct Event* ev)
{
assert(0 != ev_signal(ev));
assert(ET_SIGNAL == ev_type(ev));
assert(SIGTERM == sig_signal(ev_signal(ev)));
assert(SIGTERM == ev_data(ev));
server_die("received signal SIGTERM");
}
/* Kills the bot. s1 is the reason shown to other bots,
* s2 the reason shown on the partyline. (Sup 25Jul2001)
*/
void kill_bot(char *s1, char *s2)
{
write_userfile(-1);
if (!conf.bot->hub)
server_die();
chatout("*** %s\n", s1);
botnet_send_chat(-1, conf.bot->nick, s1);
botnet_send_bye(s2);
fatal(s2, 0);
}
/* outofmemory()
*
* input - NONE
* output - NONE
* side effects - simply try to report there is a problem.
* Abort if it was called more than once
*/
void
outofmemory(void)
{
static int was_here = 0;
if (was_here++)
abort();
server_die("out of memory", SERVER_RESTART);
}
/* outofmemory()
*
* input - NONE
* output - NONE
* side effects - simply try to report there is a problem.
* Abort if it was called more than once
*/
void
outofmemory(void)
{
static bool was_here = false;
if (was_here == false)
was_here = true;
else
abort();
server_die("out of memory", true);
}
/*
* Waits until a message is posted in our window queue and deals with it.
*/
void
comm_select(void)
{
MSG msg;
if (!GetMessage(&msg, NULL, 0, 0))
server_die("WM_QUIT received", NO);
set_time();
DispatchMessage(&msg);
}
/*
* sigint_handler - restart the server
*/
static void
sigint_handler(int sig)
{
server_die("received signal SIGINT", server_state.foreground ? SERVER_SHUTDOWN : SERVER_RESTART);
}
/*
* sigterm_handler - exit the server
*/
static void
sigterm_handler(int sig)
{
server_die("received signal SIGTERM", SERVER_SHUTDOWN);
}
void
set_time(void)
{
struct timeval newtime = { .tv_sec = 0, .tv_usec = 0 };
if (gettimeofday(&newtime, NULL) == -1)
{
ilog(LOG_TYPE_IRCD, "Clock Failure (%s), TS can be corrupted",
strerror(errno));
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
"Clock Failure (%s), TS can be corrupted",
strerror(errno));
server_die("Clock Failure", 1);
}
if (newtime.tv_sec < CurrentTime)
{
ilog(LOG_TYPE_IRCD, "System clock is running backwards - (%lu < %lu)",
(unsigned long)newtime.tv_sec, (unsigned long)CurrentTime);
sendto_realops_flags(UMODE_DEBUG, L_ALL, SEND_NOTICE,
"System clock is running backwards - (%lu < %lu)",
(unsigned long)newtime.tv_sec,
(unsigned long)CurrentTime);
set_back_events(CurrentTime - newtime.tv_sec);
}
SystemTime.tv_sec = newtime.tv_sec;
SystemTime.tv_usec = newtime.tv_usec;
}
static void
io_loop(void)
{
while (1)
{
if (listing_client_list.head)
{
dlink_node *node = NULL, *node_next = NULL;
DLINK_FOREACH_SAFE(node, node_next, listing_client_list.head)
safe_list_channels(node->data, 0);
}
/* Run pending events */
event_run();
comm_select();
exit_aborted_clients();
free_exited_clients();
/* Check to see whether we have to rehash the configuration .. */
if (dorehash)
{
conf_rehash(1);
dorehash = 0;
}
if (doremotd)
{
motd_recache();
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
"Got signal SIGUSR1, reloading motd file(s)");
doremotd = 0;
}
}
}
/* initalialize_global_set_options()
*
* inputs - none
* output - none
* side effects - This sets all global set options needed
*/
static void
initialize_global_set_options(void)
{
GlobalSetOptions.maxclients = ConfigServerInfo.default_max_clients;
GlobalSetOptions.autoconn = 1;
GlobalSetOptions.spam_time = MIN_JOIN_LEAVE_TIME;
GlobalSetOptions.spam_num = MAX_JOIN_LEAVE_COUNT;
GlobalSetOptions.floodcount = ConfigGeneral.default_floodcount;
GlobalSetOptions.joinfloodcount = ConfigChannel.default_join_flood_count;
GlobalSetOptions.joinfloodtime = ConfigChannel.default_join_flood_time;
split_servers = ConfigChannel.default_split_server_count;
split_users = ConfigChannel.default_split_user_count;
if (split_users && split_servers && (ConfigChannel.no_create_on_split ||
ConfigChannel.no_join_on_split))
{
splitmode = 1;
splitchecking = 1;
}
GlobalSetOptions.ident_timeout = IDENT_TIMEOUT;
}
/*
* sigint_handler - restart the server
*/
static void
sigint_handler(int sig)
{
server_die("SIGINT received", !server_state.foreground);
}
/*
* sigterm_handler - exit the server
*/
static void
sigterm_handler(int sig)
{
server_die("received signal SIGTERM", 0);
}